<template>
	<view class="cart-container" v-if="cart.length!==0">
		<!-- 收货地址 -->
		<my-address></my-address>
		<!-- 商品列表标题区域 -->
		<view class=".cart-title">
			<!-- 左侧图标 -->
			<uni-icons type="shop" size="20"></uni-icons>
			<!-- 右侧文本 -->
			<text class="cart-title-text">购物车</text>
		</view>
		<!-- 循环渲染购物车列表信息 -->
		<uni-swipe-action>
			<block v-for="item,index in cart" :key="index">
				<uni-swipe-action-item :right-options="options" @click="deleteGoods(item)">
					<my-goods :goods="item" :showRadio="true" :showNum="true" @changeChecked="changeChecked"
						@num-change="updateNum"></my-goods>
				</uni-swipe-action-item>
			</block>
		</uni-swipe-action>
		<my-settle></my-settle>
	</view>
	<!-- 空白购物车 -->
	<view class="empty-cart" v-else>
		<image src="../../static/cart_empty@2x.png" class="empty-img"></image>
		<text class="tip-text">您的购物车空空如也</text>
	</view>
</template>

<script>
	import {
		mapState,
		mapMutations
	} from 'vuex'
	import badgeMix from '@/mixins/tabbar-badge.js'
	export default {
		mixins: [badgeMix],
		data() {
			return {
				options: [{
					text: '删除',
					style: {
						backgroundColor: '#c00000'
					}
				}]
			};
		},
		computed: {
			...mapState("my_cart", ['cart'])
		},
		methods: {
			...mapMutations('my_cart', ['updateGoodsState', 'updateGoodsCount', 'removeGoods']),

			changeChecked(e) {
				this.updateGoodsState(e)
			},
			updateNum(e) {
				this.updateGoodsCount(e)
			},
			deleteGoods(goods) {
				this.removeGoods(goods.goods_id)
			}

		}


	}
</script>

<style lang="scss">
	.cart-container {
		padding-bottom: 50px;
	}

	.cart-title {
		height: 40px;
		display: flex;
		align-items: center;
		padding-left: 5px;
		border-bottom: 1px solid #efefef;

		.cart-title-text {
			font-size: 14px;
			margin-left: 5px;
		}
	}

	.empty-cart {
		display: flex;
		flex-direction: column;
		align-items: center;
		padding-top: 150px;

		.empty-img {
			width: 90px;
			height: 90px;

		}

		.tip-text {
			font-size: 12px;
			color: gray;
			margin-top: 15px;
		}

	}
</style>
